About us

Grand Expert Co., Ltd.

Grand Expert represents the largest exclusive manufacturer of accessories for industrial temperature sensors, thermocouple connection head, protection heads, terminal heads, box, boxes, terminal house, housing, screw cover head, weatherproof heads, flip top head with screw or snap lock lever kit, flip-top heads, high cover head, heavy duty heads, window head, glass viewing cover head, non European connection heads, dual or double cable entry heads, wall mounted heads, DIN heads, exposure heads, popular design heads, weatherproof heads, hinged lid head, burnished heads, noble and base metal thermocouple heads, ATEX, FM, FMCUS, EC type examination certificate, BS EN60079-1:2400 certified heads, EExd heads, EEx de IIC T6, explosionproof heads, alloy heads, aluminum heads, die-cast heads, die casting heads, iron heads, stainless steel heads (SS316), plastic heads, polypropylene heads, nylon heads, bakelite heads, glass reinforced heads, glassfibre heads, glassfiber heads, large heads, medium heads, small head, angle heads, bespoke heads, ceramic blocks, high ceramic blocks, AL2O3 blocks, DIN blocks (loaded with spring, tube, mounting screws, soldering tags, tag, pads, pad, rivets, pole, poles, gasket, non-asbestos gasket, isolated gasket), terminal blocks (large, medium and small size, special clamps, crimps, 45 degree terminals, 19mm, 20mm, 27mm, 30mm, 40mm fixings, mounting kits, terminal post, DIN plate, solder lug, lugs, nickel-plated brass terminals, ), european type terminal blocs, elliptical blocks, standard round ceramic block with center hole, bakelite blocks, connection blocks, thermocouple connectors, miniature connectors, plugs, sockets, jack, high ceramic connectors, panel-mounting connectors, (hollow pin, flat pin, 2 pins, 3 pins, type K, J, N, T, panel mounting bracket), and brass inserts, standard cable clamp, miniature, cable clamp (neoprene gormmets, and cable clamps, RTD connectors, bayonet caps, bayonet adaptors, springs, fittings, compression fittings, welded fitting, welding nipple, spring loaded nipple, plugs, welding adaptor, flexible armor, armor tube, armor tubing, armor cable, flanges (large and small sizes), braze ring, in Taiwan, which are the basic type of heads and accessories for temperature sensors, pressure, transmitters, lever, flow, or electronic transmitters.


Additionally, our thermocouple connection heads have been approved by BASSEEFA on IP rating. The IP rating of the head is from IP65, IP68, and IPX8. During our 14 years of researching, developing and producing, our products have been sold directly to wholesalers and OEM. In our alliance with YUNG CHAN, we together are now also focusing on direct overseas sales.